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CVE-2021-4115

Published: Feb 21, 2022

Modified: Aug 3, 2024

PUBLISHED

Description

There is a flaw in polkit which can allow an unprivileged user to cause polkit to crash, due to process file descriptor exhaustion. The highest threat from this vulnerability is to availability. NOTE: Polkit process outage duration is tied to the failing process being reaped and a new one being spawned

Vendor	Product	Versions
n/a	polkitd	affected `0.117`

Weaknesses (CWE)

References

https://access.redhat.com/security/cve/cve-2021-4115

https://gitlab.freedesktop.org/polkit/polkit/-/issues/141

https://gitlab.com/redhat/centos-stream/rpms/polkit/-/merge_requests/6/diffs?commit_id=bf900df04dc390d389e59aa10942b0f2b15c531e

FEDORA-2022-5e6d5fe680

vendor-advisory

https://www.oracle.com/security-alerts/cpujul2022.html

http://packetstormsecurity.com/files/172849/polkit-File-Descriptor-Exhaustion.html

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